在BSP V1.02版有
/*---------------------------------------------------------------------------------------------------------*/
/* */
/* Copyright(c) 2017 Nuvoton Technology Corp. All rights reserved. */
/* */
/*---------------------------------------------------------------------------------------------------------*/
//***********************************************************************************************************
// Nuvoton Technoledge Corp.
// Website: http://www.nuvoton.com
// E-Mail : MicroC-8bit@nuvoton.com
// Date : Apr/21/2017
//***********************************************************************************************************
//***********************************************************************************************************
// File Function: N76E003 read HIRC and modify to 16.6MHz demo code
//***********************************************************************************************************
#include "N76E003.h"
#include "Common.h"
#include "Delay.h"
#include "SFR_Macro.h"
#include "Function_define.h"
UINT8 hircmap0,hircmap1;
UINT16 trimvalue16bit;
void MODIFY_HIRC_VLAUE(void) // Modify HIRC to 16.6MHz, more detail please see datasheet V1.02
{
set_IAPEN;
IAPAL = 0x30;
IAPAH = 0x00;
IAPCN = READ_UID;
set_IAPGO;
hircmap0 = IAPFD;
IAPAL = 0x31;
IAPAH = 0x00;
set_IAPGO;
hircmap1 = IAPFD;
clr_IAPEN;
trimvalue16bit = ((hircmap0<<1)+(hircmap1&0x01));
trimvalue16bit = trimvalue16bit - 15;
hircmap1 = trimvalue16bit&0x01;
hircmap0 = trimvalue16bit>>1;
TA=0XAA;
TA=0X55;
RCTRIM0 = hircmap0;
TA=0XAA;
TA=0X55;
RCTRIM1 = hircmap1;
}
void main(void)
{
CKDIV = 0x00;
P11_PushPull_Mode;
MODIFY_HIRC_VLAUE();
CKDIV = 0x50; //HIRC devider 160
set_CLOEN; //Check HIRC out wavefrom to confirm the HIRC modified
while(1);
}
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